MATLAB图像检索

本源代码实现的功能：图片库中有若干张图像，现输入一张图片想要在图片库中找到并输出与输入图片类似的图片

function CBIR_featurecalc（）
% EE6850 HW3 Content-based Image Retrieval
% CBIR_featurecalc（） --- feature calculation 
% input:
% output:
%   Feature vectors of each image
%       saved as a struct in .mat file: imgname.feature_name
%       current supported features: 


% some global constants
DEBUG = 0;
imgdir = ‘F:\图像检索20130802035\images2\‘;
fetdir = ‘F:\图像检索20130802035\feature\‘;
imgno = 1:655;
imgsuffix = ‘.jpg‘;

% read each image calculate the feature struct
for i=imgno
    imgrgb=imread（[imgdirnum2str（i）imgsuffix]）;
    if DEBUG
        imshow（imgrgb）;
    end
    

    feature.wavelet=wavelet（imgrgb）;
 
    save（[fetdirnum2str（i）‘.mat‘] ‘feature‘）;
end

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2015-05-06 20:11  图像检索\
     文件         710  2013-12-29 01:14  图像检索\CBIR_featurecalc.m
     文件         388  2013-12-29 01:29  图像检索\CBIR_L2dist.asv
     文件         388  2013-12-29 01:34  图像检索\CBIR_L2dist.m
     文件        1122  2013-12-26 12:22  图像检索\CBIR_Query1.asv
     文件         971  2013-12-29 01:15  图像检索\CBIR_Query1.m
     目录           0  2015-05-06 20:11  图像检索\feature\
     文件         429  2013-12-26 13:13  图像检索\feature\1.mat
     文件         429  2013-12-26 13:13  图像检索\feature\10.mat
     文件         427  2013-12-26 13:13  图像检索\feature\100.mat
     文件         428  2013-12-26 13:13  图像检索\feature\101.mat
     文件         426  2013-12-26 13:13  图像检索\feature\102.mat
     文件         426  2013-12-26 13:13  图像检索\feature\103.mat
     文件         427  2013-12-26 13:13  图像检索\feature\104.mat
     文件         427  2013-12-26 13:13  图像检索\feature\105.mat
     文件         427  2013-12-26 13:13  图像检索\feature\106.mat
     文件         427  2013-12-26 13:13  图像检索\feature\107.mat
     文件         427  2013-12-26 13:13  图像检索\feature\108.mat
     文件         427  2013-12-26 13:13  图像检索\feature\109.mat
     文件         425  2013-12-26 13:13  图像检索\feature\11.mat
     文件         428  2013-12-26 13:13  图像检索\feature\110.mat
     文件         427  2013-12-26 13:13  图像检索\feature\111.mat
     文件         427  2013-12-26 13:13  图像检索\feature\112.mat
     文件         429  2013-12-26 13:13  图像检索\feature\113.mat
     文件         428  2013-12-26 13:13  图像检索\feature\114.mat
     文件         427  2013-12-26 13:13  图像检索\feature\115.mat
     文件         427  2013-12-26 13:13  图像检索\feature\116.mat
     文件         427  2013-12-26 13:13  图像检索\feature\117.mat
     文件         427  2013-12-26 13:13  图像检索\feature\118.mat
     文件         424  2013-12-26 13:13  图像检索\feature\119.mat
     文件         427  2013-12-26 13:13  图像检索\feature\12.mat
............此处省略1291个文件信息